20218986576

素因数分解:

$2^4\times 3^2\times {\mathrm{140409629}}^1$

素因数の和:140409643

約数の個数: 30

約数和(自身を含む): 56585080890

約数和(自身を除く): 36366094314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140409629, 280819258, 421228887, 561638516, 842457774, 1123277032, 1263686661, 1684915548, 2246554064, 2527373322, 3369831096, 5054746644, 6739662192, 10109493288, 20218986576]

約数ペア:

[(1, 20218986576), (2, 10109493288), (3, 6739662192), (4, 5054746644), (6, 3369831096), (8, 2527373322), (9, 2246554064), (12, 1684915548), (16, 1263686661), (18, 1123277032), (24, 842457774), (36, 561638516), (48, 421228887), (72, 280819258), (144, 140409629)]